viewer

Mane (Îngilîzî)

1. Someone who views a spectacle; an onlooker or spectator.
2. Someone who watches television.
3. Any optical device used to view photographic slides.
4. A program that displays the contents of a file.
5. (historical) An appointed inspector or examiner
6. (historical) An appointed inspector or examiner:

Hevwate

spectator

onlooker

watcher

bystander

beholder

observer

televiewer

television viewer

looker

audience

browser

witness

TV viewer

receiver

reporter

rubberneck

scope

spectators

spyglass

telescope

🔭

telltale

viewfinder

contemplator

receiving side

looker on

indicating gage

index mark

indicator scale

indicating unit

indicated device

glass runner

sighting marker

rear finder

indicated meter

pointer arm

run down box

spectater

binoculars

examiner

finder

indexer

indicator

inspector

judas

listener

looker-on

marker

monitor

pointer

Werger

spectateur

spettatore

espectador

visionneur

Zuschauer

téléspectateur

θεατής

espectador

telespettatore

espectador

toeschouwer

Zuseher

Fernsehzuschauer

مشاهد

kijker

🔭

Etîmolojî (Îngilîzî)

Ji Middle English mîras hatiye girtin: vewer

In summary

From Middle English vewer; equivalent to view + -er.